Orbit

Routing Table Report 04:00 +10GMT Wed 23 May, 2007

Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/05/23/0400

Analysis Summary ----------------

BGP routing table entries examined: 220995 Prefixes after maximum aggregation: 117163 Deaggregation factor: 1.89 Unique aggregates announced to Internet: 106198 Total ASes present in the Internet Routing Table: 25245 Prefixes per ASN: 8.75 Origin-only ASes present in the Internet Routing Table: 21992 Origin ASes announcing only one prefix: 10657 Transit ASes present in the Internet Routing Table: 3253 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (16327) 21 Prefixes from unregistered ASNs in the Routing Table: 6 Unregistered ASNs in the Routing Table: 8 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1720690400 Equivalent to 102 /8s, 143 /16s and 166 /24s Percentage of available address space announced: 46.4 Percentage of allocated address space announced: 61.5 Percentage of available address space allocated: 75.5 Total number of prefixes smaller than registry allocations: 115816

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 50950 Total APNIC prefixes after maximum aggregation: 19963 APNIC Deaggregation factor: 2.55 Prefixes being announced from the APNIC address blocks: 47957 Unique aggregates announced from the APNIC address blocks: 20216 APNIC Region origin ASes present in the Internet Routing Table: 2950 APNIC Prefixes per ASN: 16.26 APNIC Region origin ASes announcing only one prefix: 791 APNIC Region transit ASes present in the Internet Routing Table: 442 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 293579424 Equivalent to 17 /8s, 127 /16s and 170 /24s Percentage of available APNIC address space announced: 72.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7 210/7, 218/7, 220/7 and 222/8

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 106632 Total ARIN prefixes after maximum aggregation: 62170 ARIN Deaggregation factor: 1.72 Prefixes being announced from the ARIN address blocks: 78626 Unique aggregates announced from the ARIN address blocks: 30717 ARIN Region origin ASes present in the Internet Routing Table: 11587 ARIN Prefixes per ASN: 6.79 ARIN Region origin ASes announcing only one prefix: 4449 ARIN Region transit ASes present in the Internet Routing Table: 1051 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 333720704 Equivalent to 19 /8s, 228 /16s and 44 /24s Percentage of available ARIN address space announced: 73.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 45605 Total RIPE prefixes after maximum aggregation: 29858 RIPE Deaggregation factor: 1.53 Prefixes being announced from the RIPE address blocks: 42114 Unique aggregates announced from the RIPE address blocks: 28175 RIPE Region origin ASes present in the Internet Routing Table: 9650 RIPE Prefixes per ASN: 4.36 RIPE Region origin ASes announcing only one prefix: 5104 RIPE Region transit ASes present in the Internet Routing Table: 1554 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 306365312 Equivalent to 18 /8s, 66 /16s and 195 /24s Percentage of available RIPE address space announced: 76.1

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-44031 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7, 212/7 and 217/8

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 15222 Total LACNIC prefixes after maximum aggregation: 4162 LACNIC Deaggregation factor: 3.66 Prefixes being announced from the LACNIC address blocks: 13292 Unique aggregates announced from the LACNIC address blocks: 7286 LACNIC Region origin ASes present in the Internet Routing Table: 795 LACNIC Prefixes per ASN: 16.72 LACNIC Region origin ASes announcing only one prefix: 257 LACNIC Region transit ASes present in the Internet Routing Table: 142 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 38882048 Equivalent to 2 /8s, 81 /16s and 75 /24s Percentage of available LACNIC address space announced: 57.9

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 2574 Total AfriNIC prefixes after maximum aggregation: 998 AfriNIC Deaggregation factor: 2.58 Prefixes being announced from the AfriNIC address blocks: 1958 Unique aggregates announced from the AfriNIC address blocks: 1182 AfriNIC Region origin ASes present in the Internet Routing Table: 187 AfriNIC Prefixes per ASN: 10.47 AfriNIC Region origin ASes announcing only one prefix: 56 AfriNIC Region transit ASes present in the Internet Routing Table: 36 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 6124800 Equivalent to 0 /8s, 93 /16s and 117 /24s Percentage of available AfriNIC address space announced: 18.3

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4134 1279 9710 275 CHINANET-BACKBONE 4755 1215 383 72 Videsh Sanchar Nigam Ltd. Aut 9583 1113 108 16 Sify Limited 9498 982 469 73 BHARTI BT INTERNET LTD. 4766 783 4943 312 Korea Telecom (KIX) 23577 777 35 707 Korea Telecom (ATM-MPLS) 17488 691 45 36 Hathway IP Over Cable Interne 7545 620 142 77 TPG Internet Pty Ltd 1221 549 1954 424 Telstra Pty Ltd 18101 541 116 34 Reliance Infocom Ltd Internet 4668 505 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 4812 459 807 76 China Telecom (Shanghai) 9443 455 115 74 Primus Telecommunications 7474 410 218 269 SingTel Optus Pty Ltd 4802 409 86 148 Wantree Development 9829 362 258 14 BSNL National Internet Backbo 17557 356 37 169 Pakistan Telecom 4837 342 4693 157 chinanet IDC center beijing n 4808 330 669 112 CNCGROUP IP network: China169

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7018 1502 6163 990 AT&T WorldNet Services 4323 1270 1032 364 Time Warner Telecom 2386 1152 596 758 AT&T Data Communications Serv 6478 1100 342 125 AT&T Worldnet Services 11492 1070 104 23 Cable One 6197 1036 703 505 BellSouth Network Solutions, 18566 1007 288 9 Covad Communications 174 953 6791 863 Cogent Communications 701 953 6613 730 UUNET Technologies, Inc. 1239 818 2731 580 Sprint 20115 805 724 426 Charter Communications 7011 797 227 477 Citizens Utilities 19262 776 2645 209 Verizon Global Networks 209 740 3848 581 Qwest 22773 717 1888 43 Cox Communications, Inc. 5668 599 160 17 CenturyTel Internet Holdings, 7385 597 166 463 Linkport Communications 852 590 1098 371 Telus Advanced Communications 7029 587 456 79 Alltel Information Services, 721 586 21739 269 DLA Systems Automation Center

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 702 519 1939 412 UUNET - Commercial IP service 24863 346 47 32 LINKdotNET AS number 3301 308 1455 288 TeliaNet Sweden 3320 306 4994 253 Deutsche Telekom AG 6746 278 128 254 Dynamic Network Technologies, 680 257 2044 250 DFN-IP service G-WiN 8220 248 459 239 COLT Telecommunications 3215 238 2254 95 France Telecom Transpac 8708 235 287 228 Romania Data Systems S.A. 3269 216 2647 74 TELECOM ITALIA 8551 206 196 30 Bezeq International 3246 202 337 192 Song Networks 3352 202 1783 37 Ibernet, Internet Access Netw 9116 197 136 25 Goldenlines main autonomous s 1257 190 1180 168 SWIPnet Swedish IP Network 12479 184 578 6 Uni2 Autonomous System 30890 184 15 91 SC Kappa Invexim SRL 3300 183 171 89 AUCS Communications Services 786 176 1795 176 The JANET IP Service 5089 174 1658 53 NTL Group Limited

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 1251 1870 211 UniNet S.A. de C.V. 11830 483 299 19 Instituto Costarricense de El 11172 363 116 63 Servicios Alestra S.A de C.V 16814 361 22 8 NSS, S.A. 22047 318 238 12 VTR PUNTO NET S.A. 7303 282 143 29 Telecom Argentina Stet-France 6471 259 74 31 ENTEL CHILE S.A. 14117 243 17 14 Telefonica del Sur S.A. 11556 229 128 3 Cable-Wireless Panama 6147 222 168 25 Telefonica Del Peru 6503 215 172 86 AVANTEL, S.A. 20299 195 23 12 NEWCOM AMERICAS 10620 186 53 24 TVCABLE BOGOTA 10481 181 72 8 Prima S.A. 14522 167 27 8 SatNet S.A. 23216 157 19 42 RAMtelecom Telecomunicaciones 21826 155 27 59 INTERCABLE 7910 154 11 29 ANDINET ON LINE 19429 154 94 43 E.T.B. 7738 143 474 22 Telecomunicacoes da Bahia S.A

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 283 867 224 The Internet Solution 8452 228 188 7 TEDATA 6713 143 135 11 Itissalat Al-MAGHRIB 2018 136 301 111 Tertiary Education Network 15475 134 84 4 Nile Online 5536 123 8 15 Internet Egypt Network 33783 119 8 9 EEPAD TISP TELECOM & INTERNET 24835 85 48 6 RAYA Telecom - Egypt 2905 77 174 73 The Internetworking Company o 2561 61 6 2 Egyptian Universities Network 15706 56 12 4 Sudatel Internet Exchange Aut 23889 49 16 13 MAURITIUS TELECOM 5713 44 294 34 Telkom SA Ltd 33774 42 13 23 AS Number for Telecom Algeria 16637 33 21 25 Johnnic e-Ventures 33776 31 2 6 Starcomms Nigeria Limited 8524 30 2 6 AUCEGYPT Autonomous System 21280 28 4 4 Swift Global Kenya Ltd.Is an 33766 26 2 1 Nyala Communications Pty Ltd 12455 25 6 3 Jambonet Autonomous system

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4755 1215 1143 Videsh Sanchar Nigam Ltd. Aut 9583 1113 1097 Sify Limited 11492 1070 1047 Cable One 8151 1251 1040 UniNet S.A. de C.V. 4134 1279 1004 CHINANET-BACKBONE 18566 1007 998 Covad Communications 6478 1100 975 AT&T Worldnet Services 9498 982 909 BHARTI BT INTERNET LTD. 4323 1270 906 Time Warner Telecom 22773 717 674 Cox Communications, Inc. 17488 691 655 Hathway IP Over Cable Interne 5668 599 582 CenturyTel Internet Holdings, 19262 776 567 Verizon Global Networks 7545 620 543 TPG Internet Pty Ltd 6197 1036 531 BellSouth Network Solutions, 19916 568 517 OLM LLC 7029 587 508 Alltel Information Services, 18101 541 507 Reliance Infocom Ltd Internet 15270 534 499 PaeTec.net -a division of Pae 855 566 495 Canadian Research Network

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global 64858 PRIVATE 84.36.180.0/24 20858 EgyNet 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 7.1.1.0/24 1239 Sprint 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 172.33.1.0/24 7018 AT&T WorldNet Services 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.153.136.0/21 721 DLA Systems Automation Center 192.172.0.0/19 721 DLA Systems Automation Center

Number of prefixes announced per prefix length (Global) -------------------------------------------------------

/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:14 /11:35 /12:122 /13:237 /14:451 /15:869 /16:9398 /17:3877 /18:6383 /19:13493 /20:15409 /21:13939 /22:18158 /23:19349 /24:117091 /25:771 /26:824 /27:472 /28:62 /29:5 /30:0 /31:0 /32:8

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 6478 1091 1100 AT&T Worldnet Services 11492 1056 1070 Cable One 18566 989 1007 Covad Communications 9583 943 1113 Sify Limited 2386 847 1152 AT&T Data Communications Serv 7018 807 1502 AT&T WorldNet Services 6197 794 1036 BellSouth Network Solutions, 23577 763 777 Korea Telecom (ATM-MPLS) 7011 699 797 Citizens Utilities 9498 651 982 BHARTI BT INTERNET LTD. 8151 628 1251 UniNet S.A. de C.V. 4755 611 1215 Videsh Sanchar Nigam Ltd. Aut 4766 590 783 Korea Telecom (KIX) 19916 563 568 OLM LLC 4323 527 1270 Time Warner Telecom 17488 512 691 Hathway IP Over Cable Interne 15270 501 534 PaeTec.net -a division of Pae 4668 495 505 LG-EDS Systems Inc. 18101 465 541 Reliance Infocom Ltd Internet 855 464 566 Canadian Research Network

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:8 7:1 8:73 9:1 12:1800 15:19 16:3 17:3 18:8 20:38 24:944 25:1 32:52 33:2 38:312 40:61 41:129 44:2 47:5 52:4 55:2 56:3 57:25 58:398 59:390 60:293 61:946 62:893 63:1974 64:3115 65:2363 66:3264 67:812 68:638 69:1838 70:516 71:105 72:1331 73:1 74:474 75:260 76:56 77:202 78:2 80:819 81:801 82:578 83:382 84:408 85:757 86:345 87:463 88:271 89:867 90:6 91:310 97:6 116:78 121:184 122:528 123:102 124:810 125:935 128:282 129:222 130:128 131:364 132:52 133:10 134:192 135:38 136:185 137:80 138:139 139:70 140:477 141:170 142:368 143:234 144:291 145:43 146:323 147:118 148:395 149:142 150:114 151:159 152:92 153:124 154:4 155:254 156:151 157:188 158:159 159:158 160:106 161:91 162:234 163:185 164:451 165:404 166:239 167:284 168:498 169:120 170:401 171:16 172:1 189:471 190:619 192:5763 193:3839 194:3123 195:2219 196:943 198:3739 199:3299 200:4773 201:1031 202:7295 203:7527 204:3954 205:2073 206:2356 207:2883 208:2695 209:3577 210:2467 211:965 212:1304 213:1465 214:410 215:40 216:4017 217:1150 218:359 219:365 220:948 221:396 222:253

End of report